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New email: If the user has typed anything, confirm when they navigate away

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This commit is contained in:
str4d
2014-11-18 06:55:46 +00:00
parent 5bd84093a3
commit 186aeee641
3 changed files with 126 additions and 40 deletions
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11
app/src/main/java/i2p/bote/android/NewEmailActivity.java
View File

@@ -42,6 +42,12 @@ public class NewEmailActivity extends ActionBarActivity implements
}
}
@Override
public void onBackPressed() {
NewEmailFragment f = (NewEmailFragment) getSupportFragmentManager().findFragmentById(R.id.container);
f.onBackPressed();
}
// NewEmailFragment.Callbacks
public void onTaskFinished() {
@@ -49,4 +55,9 @@ public class NewEmailActivity extends ActionBarActivity implements
Toast.LENGTH_SHORT).show();
finish();
}
@Override
public void onBackPressAllowed() {
super.onBackPressed();
}
}

153
app/src/main/java/i2p/bote/android/NewEmailFragment.java
View File

@@ -1,5 +1,30 @@
package i2p.bote.android;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.Spinner;
import android.widget.TextView;
import com.tokenautocomplete.FilteredArrayAdapter;
import net.i2p.data.DataFormatException;
import java.io.IOException;
import java.security.GeneralSecurityException;
import java.util.ArrayList;
@@ -12,9 +37,6 @@ import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.internet.InternetAddress;
import com.tokenautocomplete.FilteredArrayAdapter;
import net.i2p.data.DataFormatException;
import i2p.bote.I2PBote;
import i2p.bote.android.util.BoteHelper;
import i2p.bote.android.util.ContactsCompletionView;
@@ -24,35 +46,22 @@ import i2p.bote.email.Email;
import i2p.bote.email.EmailIdentity;
import i2p.bote.fileencryption.PasswordException;
import i2p.bote.packet.dht.Contact;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.support.v4.app.DialogFragment;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.Spinner;
import android.widget.TextView;
public class NewEmailFragment extends Fragment {
private Callbacks mCallbacks = sDummyCallbacks;
public interface Callbacks {
public void onTaskFinished();
public void onBackPressAllowed();
}
private static Callbacks sDummyCallbacks = new Callbacks() {
public void onTaskFinished() {}
public void onTaskFinished() {
}
public void onBackPressAllowed() {
}
};
@Override
@@ -71,11 +80,13 @@ public class NewEmailFragment extends Fragment {
public static final String QUOTE_MSG_FOLDER = "sender";
public static final String QUOTE_MSG_ID = "recipient";
public static enum QuoteMsgType {
REPLY,
REPLY_ALL,
FORWARD
}
public static final String QUOTE_MSG_TYPE = "type";
private String mSenderKey;
@@ -86,6 +97,7 @@ public class NewEmailFragment extends Fragment {
ContactsCompletionView mRecipients;
EditText mSubject;
EditText mContent;
boolean mDirty;
public static NewEmailFragment newInstance(String quoteMsgFolder, String quoteMsgId,
QuoteMsgType quoteMsgType) {
@@ -106,7 +118,7 @@ public class NewEmailFragment extends Fragment {
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
Bundle savedInstanceState) {
return inflater.inflate(R.layout.fragment_new_email, container, false);
}
@@ -189,20 +201,22 @@ public class NewEmailFragment extends Fragment {
mask = mask.toLowerCase(Locale.US);
return obj.getName().toLowerCase(Locale.US).startsWith(mask) || obj.getAddress().toLowerCase(Locale.US).startsWith(mask);
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View v;
if (convertView == null)
v = ((LayoutInflater)getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE))
v = ((LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE))
.inflate(R.layout.listitem_contact, parent, false);
else
v = convertView;
setViewContent(v, position);
return v;
}
private void setViewContent(View v, int position) {
Person person = getItem(position);
((TextView)v.findViewById(R.id.contact_name)).setText(person.getName());
((TextView) v.findViewById(R.id.contact_name)).setText(person.getName());
ImageView picView = (ImageView) v.findViewById(R.id.contact_picture);
Bitmap picture = person.getPicture();
if (picture == null) {
@@ -238,10 +252,10 @@ public class NewEmailFragment extends Fragment {
quotation.append("\n\n");
quotation.append(getResources().getString(
hide ? R.string.response_quote_wrote_hide
: R.string.response_quote_wrote,
origFrom));
: R.string.response_quote_wrote,
origFrom));
String[] lines = origContent.split("\r?\n|\r");
for (String line: lines)
for (String line : lines)
quotation = quotation.append("\n> ").append(line);
mContent.setText(quotation);
}
@@ -249,6 +263,23 @@ public class NewEmailFragment extends Fragment {
if (savedInstanceState == null) {
mRecipients.setPrefix(getResources().getString(R.string.email_to) + " ");
}
TextWatcher dirtyWatcher = new TextWatcher() {
@Override
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
}
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
mDirty = true;
}
@Override
public void afterTextChanged(Editable s) {
}
};
mSubject.addTextChangedListener(dirtyWatcher);
mContent.addTextChangedListener(dirtyWatcher);
}
private Person extractPerson(String recipient) {
@@ -295,15 +326,36 @@ public class NewEmailFragment extends Fragment {
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
public boolean onOptionsItemSelected(final MenuItem item) {
switch (item.getItemId()) {
case R.id.action_send_email:
if (sendEmail())
mCallbacks.onTaskFinished();
return true;
case R.id.action_send_email:
if (sendEmail())
mCallbacks.onTaskFinished();
return true;
default:
return super.onOptionsItemSelected(item);
case android.R.id.home:
if (mDirty) {
AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
builder.setTitle(R.string.stop_composing_email)
.setMessage(R.string.all_changes_will_be_discarded)
.setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
dialogInterface.dismiss();
getActivity().onNavigateUp();
}
}).setNegativeButton(R.string.no, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
dialogInterface.cancel();
}
}).show();
return true;
} else
return super.onOptionsItemSelected(item);
default:
return super.onOptionsItemSelected(item);
}
}
@@ -314,7 +366,7 @@ public class NewEmailFragment extends Fragment {
EmailIdentity sender = (EmailIdentity) mSpinner.getSelectedItem();
InternetAddress ia = new InternetAddress(
sender == null ? "Anonymous" :
BoteHelper.getNameAndDestination(sender.getKey()));
BoteHelper.getNameAndDestination(sender.getKey()));
email.setFrom(ia);
// We must continue to set "Sender:" even with only one mailbox
// in "From:", which is against RFC 2822 but required for older
@@ -370,7 +422,7 @@ public class NewEmailFragment extends Fragment {
public IdentityAdapter(Context context) {
super(context, android.R.layout.simple_spinner_item);
mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
try {
Collection<EmailIdentity> identities = I2PBote.getInstance().getIdentities().getAll();
@@ -427,7 +479,7 @@ public class NewEmailFragment extends Fragment {
}
@Override
public View getDropDownView (int position, View convertView, ViewGroup parent) {
public View getDropDownView(int position, View convertView, ViewGroup parent) {
View v;
if (convertView == null)
v = mInflater.inflate(android.R.layout.simple_spinner_dropdown_item, parent, false);
@@ -447,4 +499,25 @@ public class NewEmailFragment extends Fragment {
text.setText(identity.getPublicName());
}
}
public void onBackPressed() {
if (mDirty) {
AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
builder.setTitle(R.string.stop_composing_email)
.setMessage(R.string.all_changes_will_be_discarded)
.setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
dialogInterface.dismiss();
mCallbacks.onBackPressAllowed();
}
}).setNegativeButton(R.string.no, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
dialogInterface.cancel();
}
}).show();
} else
mCallbacks.onBackPressAllowed();
}
}

2
app/src/main/res/values/strings.xml
View File

@@ -111,6 +111,8 @@
<string name="subject">Subject</string>
<string name="compose_email">Compose email</string>
<string name="add_one_recipient">Add at least one recipient.</string>
<string name="stop_composing_email">Stop composing email?</string>
<string name="all_changes_will_be_discarded">All changes will be discarded.</string>
<string name="email_queued_for_sending">Email queued for sending</string>
<string name="subject_prefix_fwd">Fwd:</string>
<string name="subject_prefix_fwd_hide" translatable="false">Fwd:</string>